Bridge conditions in Tangipahoa Parish, Louisiana
477 inventoried bridges · 59 rated poor · 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
Tangipahoa Parish has 59 bridges rated poor out of 477 inventoried, a 12.4% share that puts it well above the national rate of about 7%.
- 59 of the 477 bridges in Tangipahoa Parish, Louisiana, are rated in poor condition (12.4%) in the 2025 National Bridge Inventory, as of .
- 190 bridges (39.8%) are rated good and 228 (47.8%) fair.
- The median Tangipahoa Parish bridge was built in 1975.
- The busiest poor-rated bridge is US0051 over Yellow Water River (built 1953), carrying about 16,234 vehicles a day.
Good 39.8% · Fair 47.8% · Poor 12.4% of 477 bridges
Bridges rated poor
Every bridge in the county with a poor rating, busiest first. Poor means a major component is rated 4 or lower on FHWA's 0-9 scale; it is a repair flag, not a closure notice.
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| US0051 over Yellow Water River | 1953 | 16,234 | Poor |
| LA3158 over Drain | 1975 | 11,309 | Poor |
| LA1040 over Yellow Water River | 1958 | 7,190 | Poor |
| LA0443 over Skulls Creek | 1954 | 6,478 | Poor |
| LA0022 over Tangipahoa River | 1939 | 6,435 | Poor |
| Phoenix square over Creek | 1975 | 5,021 | Poor |
| LA0040 over Scott Creek | 1970 | 4,748 | Poor |
| Old US 51 over Pass Manchac | 1957 | 4,107 | Poor |
| Old US 51 over North Pass | 1960 | 4,107 | Poor |
| LA0040 over Bull Branch | 1957 | 2,778 | Poor |
| Bennett Rd over Creek | 1975 | 2,750 | Poor |
| Walnut St over Creek | 1979 | 2,595 | Poor |
| MLK Jr. Dr. over Ponchatoula Creek | 1982 | 2,010 | Poor |
| Chappepeela Rd over Brushy Branch | 1974 | 1,520 | Poor |
| Brown Rd over Creek | 1976 | 1,473 | Poor |
| W. Yellow water Rd over Creek | 1978 | 1,220 | Poor |
| LA1054 over Tyner Creek | 1967 | 1,063 | Poor |
| Nuccio Rd over Yellow Water River | 1975 | 1,035 | Poor |
| LA0040 over Natalbany River | 1971 | 913 | Poor |
| Old Genessee Rd over Creek | 1960 | 745 | Poor |
| Harvey Lavigne over Creek | 1970 | 681 | Poor |
| Sibley Rd over Creek | 1974 | 611 | Poor |
| Easley Rd over Sweetwater CR. | 1975 | 554 | Poor |
| Rosaryville Rd over Creek | 1975 | 512 | Poor |
| Old Genessee Rd over Creek | 1960 | 406 | Poor |
| Narretto Road over Brushy Branch | 1975 | 359 | Poor |
| N. Brickyard Rd over Creek | 1975 | 325 | Poor |
| Berry Bowl Rd over Creek | 1975 | 310 | Poor |
| Cambell Rd over Creek | 1975 | 269 | Poor |
| Sibley Road over Branch | 1960 | 204 | Poor |
| Illinois Jones Rd over Still Branch | 1975 | 200 | Poor |
| N. River Rd over Irving Branch | 1975 | 141 | Poor |
| Byers Rd over Bedico Creek | 1993 | 128 | Poor |
| Stateline Rd over Drain | 1984 | 128 | Poor |
| V. Lambert Rd over Creek | 1975 | 97 | Poor |
| M. Williams Rd over Spring Creek | 1960 | 93 | Poor |
| W. Chestnut St over Creek Bridge | 1979 | 81 | Poor |
| Kentwood Firestati over Canal | 1995 | 70 | Poor |
| Singing Waterfall over Chappepeela Creek | 1960 | 64 | Poor |
| N. Jackson Rd over Evans Br. | 1975 | 57 | Poor |
| E. Lewiston Rd over Wilson Branch | 1970 | 55 | Poor |
| Stateline Rd over Creek | 1986 | 40 | Poor |
| Stateline Rd over Creek | 1960 | 40 | Poor |
| Anderson Rd over Hyde Br. | 1960 | 25 | Poor |
| Coleman Rd over Pole Bridge Br. | 1960 | 22 | Poor |
| Beach Rd over Creek | 1960 | 16 | Poor |
| Beach Road over Creek | 1960 | 14 | Poor |
| Larock Road over Natalbany Creek | 1950 | 14 | Poor |
| Lanier Ln over Creek | 1970 | 12 | Poor |
| Shingle Mill Rd over Anderson Canal | 1975 | 10 | Poor |
| Palmer Ln over Creek | 1980 | 8 | Poor |
| Harvey Lavigne over Bedico Creek | 1975 | 8 | Poor |
| Travis Ln over Big Creek | 1960 | 8 | Poor |
| Fannie Powell Rd over Creek | 1970 | 8 | Poor |
| Walsh Rd over Yellow Water River | 1960 | 4 | Poor |
| Stein Rd over Yellow Water River | 1960 | 4 | Poor |
| Hinson Rd over Canal | 1975 | 4 | Poor |
| Raborn Rd over Ashleys Br. | 1960 | 4 | Poor |
| Brock Rd over Little Silver Creek | 1960 | 4 | Poor |
Busiest bridges in the county
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| I0012 over Yellow Water River Rel. | 1970 | 58,377 | Good |
| I0012 over I-55 | 1970 | 58,377 | Fair |
| I0012 over Drainage | 1970 | 58,377 | Fair |
| I0012 over US 51 Bus | 1975 | 58,377 | Fair |
| I0012 over Icg Railroad | 1975 | 58,377 | Fair |
| I0012 over Ponchatoula Creek | 1975 | 58,377 | Fair |
| I0012 over LA 3158 (Airport Rd) | 1975 | 58,377 | Fair |
| I0012 over Selsers Creek | 1975 | 53,386 | Fair |
| I0012 over Tangipahoa Relief | 1975 | 53,386 | Good |
| I0012 over Tangipahoa River Relief | 1975 | 53,386 | Fair |
Source: FHWA National Bridge Inventory, 2025. Counts cover inventoried highway bridges over 20 feet; ratings are reported by the state DOT.
All of Louisiana: Louisiana bridge conditions by county · every download on the data page.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.